{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{3}{c}}
\toprule
            &\multicolumn{1}{c}{Cand. wins, t+1}&\multicolumn{1}{c}{Cand. vote share,  t+1}&\multicolumn{1}{c}{\shortstack{Orient. nb. other cand., t+1}}\\\cmidrule(lr){2-2}\cmidrule(lr){3-3}\cmidrule(lr){4-4}
            &\multicolumn{1}{c}{(1)}         &\multicolumn{1}{c}{(2)}         &\multicolumn{1}{c}{(3)}         \\
\midrule
Upper bound &       0.339\sym{***}&       0.199\sym{***}&      -0.116\sym{*}  \\
            &     (0.025)         &     (0.010)         &     (0.067)         \\
\addlinespace
Lower bound &       0.080\sym{***}&       0.030\sym{***}&      -0.545\sym{***}\\
            &     (0.019)         &     (0.003)         &     (0.071)         \\
\midrule
Bootstrap replications&          10         &          10         &          10         \\
Mean, left of threshold&       0.381         &       0.310         &       1.292         \\
\bottomrule
\end{tabular}
}
